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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • SAS Super 100 & 180 Microbial Air Samplers

    Bioscience International

    The SAS Super 100 & 180 microbial air samplers are the top choices of the world's leading pharmaceutical and food companies, as well as numerous governments around the world for detection of microbial contamination and air quality testing. Featuring a powerful, high volume air flow of…

  • Ammonia Test Paper

    Micro Essential

    Hydrion Ammonia Meter Test Paper is designed and calibrated to measure the amount of ammonia in air in parts per million wherever there may be actual or potential ammonia pollution. The color chart has matches at 0-5-10-20-50-100ppm. The Hydrion Ammonia Test Kit is especially useful where…

  • BTIS LFF: Filter Breakthrough Indicator Stickers

    Chemteq

    Real-time filter breakthrough indicators. You don't have to change your filter in 3 months, 6 months or 9 months, change your filter only when exhausted and saturated using real-time breakthrough indicators. Get the most use of your filters and protect yourself from exposure to toxic chemicals.…

  • MD8 Air Samplers

    Sartorius

    The MD8 series of air samplers are monitoring devices combined with novel filtration systems for the exceptional recovery of airborne microorganisms. MD8 AirScan: (Integrated) Quantitative detection in sterile areas such as clean rooms/RABS, isolators, or blow-fill-seal machines. …

  • Tedlar® T.O. Plus Air/Gas Sampling Bags

    Environmental Sampling Supply

    The ESS Air Sampling Bag incorporates a two opening system for sampling and extraction. The side port/stem (3/16" OD) allows filling with a pneumatic pump and tubing, and for rapid emptying of the bag. The top of the valve is

  • DrägerTubes®

    Dräger

    DrägerTubes® are glass vials filled with a chemical reagent that reacts to a specific chemical or family of chemicals. A calibrated 100mL sample of air is drawn through the tube with the Dräger accuro® bellows pump. If the targeted chemical(s) is present the reagent in the…

  • Midget Impinger

    Ace Glass

    Unique impinger designed to be more economical when connecting in series eliminates need for connecting tubes.The 12/5 joints are perpendicular and come directly off bottle 180 degree apart. Screw cap on bottle has PTFE liner. Each bottle has one ball and one socket joint. Capacity 25mL. Bottle is…

  • Valve, Pressure Release, Automatic

    Ace Glass

    Automatic, adjustable pressure release valve for safer operation of pilot plant or other assemblies where the pressure is of great concern. The tension on the stainless steel spring determines the amount of pressure needed to force the lower piece open. With the spring supplied, the range is 15-50…

  • Schlenk Tube, NO-AIR

    Ace Glass

    Schlenk style reaction tube for vacuum and No-Air applications. Available in many capacities, joint sizes and side arm configurations including a glass stopcock, 0-3 inlet valve or a 0-4 Hi-Vac valve.

  • Chemware® PVDF Bags with On/Off Valve

    Saint Gobain

    Flexible Non contaminating On/off valve closure Use for gas or liquid sample containment Heat-sealed seams for leak-proof operation Reusable bags made of 2 mil PVDF fluoropolymer film, Chemware® Gas Bags offer an economical alternative for analysis of non-corrosive gases.…

  • Impinger, Air Sampling

    Ace Glass

    A high velocity impinger (Ref. AGI-4) which passes 12.3 to 12.6L/min. (corrected to engineering standard gas conditions) when the pressure drop across the orifice is 41cm Hg or greater. Stopper fits 24/25 125ml bottle and features a 11mm OD center tube, 8mm OD side arm with bulge, 0.05in capillary…

  • FLASK Reaction/Storage NO-AIR

    Ace Glass

    Schlenk style flask for vacuum, NO-AIR or gas applications. Can be used for storage or reactions. Top is either a no.15 o-ring or outer standard taper joints. Side arm has either a 0-3 inlet valve or a 2mm or a 4mm glass stopcock.

  • Gauge, Vacuum or Pressure

    Ace Glass

    With standard U shape gauge made of heavy barometer tubing and mounted on a wooden panel for vertical suspension. The scale is adjustable and accurately calibrated. Supplied with scale and tubes, but without mercury.

  • Dust-Off ECO Duster

    Falcon

    Clean with Eco-Confidence! A new duster from the market leader, the Dust-Off ECO Duster is one of the first to utilize a newly-formulated non-flammable, ultra-low Global Warming Potential (GWP) aerosol propellant. The Dust-Off Eco Duster has been environmentally engineered with the same…

  • Impinger, Air Sampling

    Ace Glass

    A high velocity impinger (Ref. AGI-30) which passes 12.0 to 13.0L/min. (corrected to engineering standard gas conditions) when the pressure drop across the orifice is 41cm Hg or greater. Stopper fits 24/25 125ml bottle and features a 11mm OD center tube, 8mm OD side arm with bulge, 0.05in capillary…

  • Manifold, Vacuum

    Ace Glass

    Glass Manifold with #15 Ace-Thred at either end To allow switching 5853 vacuum connection to left or right side. Supplied with three or five, 4mm straight bore PTFE stopcock sampling ports. (Additional ports can be ordered.) Overall length of glass manifold is 230mm. Complete item consists of 8763…

  • Adapter, Vacuum Take-off

    Ace Glass

    Thomas No. 1165A11 14/20 vacuum adapter, 30mm stem below the joint. Thomas No. 1165A12 14/20 vacuum adapter, 175mm stem below the joint. Thomas No. 1165A13 19/22 vacuum adapter, 30mm stem below the joint.

  • Filter Screen

    Ace Glass

    7493 air sampling cane 6.4mm mesh PTFE screen assembly. Only available for our 25mm OD canes. Place the screen within the retaining ring, unfasten the yoke's nut & bolt, pass the now open yoke around the funnel and then tighten the nut and bolt to secure the assembly. The screen is held in place…

  • Blower, Permanent Split Capacitor, Air Sampling

    Ace Glass

    Permanent split capacitor, steel housed blower used to pull air through our Air Sampling manifolds. Blower produces 50 cfm @ 0.0 meters of water static pressure which assures a minimum pressure drop across each port in the manifold train. Free air rpm is 3030. Available in both 115 & 230v…

  • Check Valve

    Ace Glass

    An all-glass check valve with ground seat for liquid seal. Available in style A for vertical use, and style B for right angle connection. Connections are 8mm O.D.

  • Schlenk Tube, NO-AIR

    Ace Glass

    Schlenk style reaction tube for vacuum and No-Air applications. Available in many capacities, joint sizes and side arm configurations including a glass stopcock, 0-3 inlet valve or a 0-4 Hi-Vac valve.

  • BTI Inline: Filters Breakthrough Indicators Inline

    Chemteq

    Filters Breakthrough Indicators Inline for Acids, Ammonia, Ammonia & Hydrogen Sulfide, Basic Vapors, Formaldehyde, Humidity, Hydrazine, Hydrogen Sulfide and Mercury. The BTI Inline is colorimetric indicator that indicate the saturation and exhaustion of carbon adsorbers and filters.The BTI…

  • Air Sampling Accessories

    Sartorius

    Accessories for MD8 air sampling devices

  • Chemware® PVDF Bags with Septum Closure

    Saint Gobain

    Flexible Non contaminating Septum closure Use for gas or liquid sample containment Heat-sealed seams for leak-proof operation Reusable bags made of 2 mil PVDF fluoropolymer film, Chemware® Gas Bags offer an economical alternative for analysis of non-corrosive gases. Durable, heat-sealed seams…

  • Filter Breakthrough Indicators: for Low-Flow Waste Containers Filters

    Chemteq

    The HPLC Solvents Breakthrough Indicator is qualitative (yes/no) colorimetric indicator of the end-of-service life of low-flow filters. It is designed to provide real-time indication of the saturation and breakthrough of hplc solvents. HPLC solvents include Acetone, Acetonitrile, Chloroform,…

  • Air Sampling Sweep Elbow

    Ace Glass

    Sweep elbow, available with one end threaded, the other end reduced for use with 7506 bushing or both ends threaded for use with either 7506 bushing or 5841 coupling.

  • Air Sampling Cane, Straight

    Ace Glass

    Straight tube type air sampling cane with polyethylene hood and stainless steel brackets. Codes -35 & -37 feature a #7 Ace-Thred port for introducing calibration gases.

  • Air Sampling Collection Bottle

    Ace Glass

    Collection bottle, usually connected to the bottom arm of the 7495 tee with reduced ends, to collect heavy particulates before they enter the manifold train.

  • Roof Attachment, Nylon

    Ace Glass

    Roof attachment for securing sampling cane to roof of van. Fabricated of Nylon with two O-Rings that make a watertight seal. Threaded length is 20.3cm (8").

  • Manifold, High Vacuum, 35/20 Ends

    Ace Glass

    Single tube vacuum manifold with 35/20 ball joint ends. Available with 3 or 4 high vacuum stopcock ports. Order with inner joint port ends (14/20 or 24/40) or #15 o-ring joints. The distance between the ports is 95mm, ideal for flasks up to 250mL. Please see our various o-ring joint adapters such…

  • Check Valve

    Ace Glass

    All-glass check valve with ground seat and precision ground solid ball. Suitable with mercury in the vertical position, more sensitive to other fluids in the horizontal position. Connections are 8mm O.D.

  • Midget Bubbler

    Ace Glass

    Identical to 7531-10 with the exception that the nozzle is replaced by a sintered glass filter, porosity A (145-175 microns). Used in determination of Acrolein: 4-Hexylresorcinol Method #1. Bottle has encircling graduations from 0 to 25mL or 0 to 30mL in 5mL divisions. Inlet/ outlet are 7mm O.D.…

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